67634952 has 64 divisors (see below), whose sum is σ = 210816000. Its totient is φ = 17567040.

The previous prime is 67634951. The next prime is 67634969. The reversal of 67634952 is 25943676.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (67634951) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16452 + ... + 20147.

It is an arithmetic number, because the mean of its divisors is an integer number (3294000).

Almost surely, 2^67634952 is an apocalyptic number.

It is an amenable number.

67634952 is an abundant number, since it is smaller than the sum of its proper divisors (143181048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

67634952 is a wasteful number, since it uses less digits than its factorization.

67634952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36626 (or 36622 counting only the distinct ones).

The product of its digits is 272160, while the sum is 42.

The square root of 67634952 is about 8224.0471788530. The cubic root of 67634952 is about 407.4338071063.

It can be divided in two parts, 67634 and 952, that added together give a palindrome (68586).

The spelling of 67634952 in words is "sixty-seven million, six hundred thirty-four thousand, nine hundred fifty-two".